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Publication of FR895627ApublicationCriticalpatent/FR895627A/fr
E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
E02F3/92—Digging elements, e.g. suction heads
E02F3/9212—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel
E02F3/9225—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel with rotating cutting elements
E02F3/9237—Suction wheels with axis of rotation in transverse direction of the longitudinal axis of the suction pipe
FR895627D1941-11-111941-11-11Perfectionnements apportés aux procédés et appareils pour déplacer ou transporter des matières, notamment pour le dragage
ExpiredFR895627A
(fr)
Perfectionnements apportés aux procédés et dispositifs pour transporter des éléments de voie, préparés à l'avance, notamment des éléments de grande longueur